
Source: Public Domain / Wikimedia Commons
4. F-15EX Eagle II
> Type: Combat aircraft
> Active in Air Force: 408
> First flight: February 2021
> On order for the Air Force: 136
3. T-6 Texan
> Type: Training aircraft
> Active in Air Force: 444
> First flight: April 1935
> On order for the Air Force: 0

Source: Ryan Fletcher / iStock Editorial via Getty Images
2. T-38 Talon
> Type: Training aircraft
> Active in Air Force: 497
> First flight: April 1959
> On order for the Air Force: 0

Source: Ethan Miller / Getty Images
1. F-16C Fighting Falcon
> Type: Combat aircraft
> Active in Air Force: 775
> First flight: January 1974
> On order for the Air Force: 0
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